Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVE FINANCIAL INSTRUMENTS - Additional Information (Details)

v3.20.2
DERIVATIVE FINANCIAL INSTRUMENTS - Additional Information (Details) - Jun. 30, 2020
$ / bbl
bbl
USD ($)
Commodity Contract      
Barrels per day | bbl   1,000  
Commodity Contract | Put Option      
Put price 50.00    
Commodity Contract | Call Option      
Call price 65.83    
Commodity Contract A      
Barrels per day | bbl   1,000  
Commodity Contract A | Put Option      
Put price 50.00    
Commodity Contract A | Call Option      
Call price 65.40    
Commodity Contract B      
Barrels per day | bbl   1,000  
Commodity Contract B | Put Option      
Put price 50.00    
Commodity Contract B | Call Option      
Call price 58.40    
Commodity Contract C      
Barrels per day | bbl   1,000  
Commodity Contract C | Put Option      
Put price 50.00    
Commodity Contract C | Call Option      
Call price 58.25    
Commodity Contract D      
Barrels per day | bbl   1,500  
Commodity Contract D | Put Option      
Put price 50.00    
Commodity Contract D | Call Option      
Call price 58.65    
Commodity Contract E      
Barrels per day | bbl   1,000  
Commodity Contract E | Put Option      
Put price 45.00    
Commodity Contract E | Call Option      
Call price 54.75    
Commodity Contract F      
Barrels per day | bbl   1,000  
Commodity Contract F | Put Option      
Put price 45.00    
Commodity Contract F | Call Option      
Call price 52.71    
Commodity Contract G      
Barrels per day | bbl   1,000  
Commodity Contract G | Put Option      
Put price 40.00    
Commodity Contract G | Call Option      
Call price 55.08    
Commodity Contract H      
Barrels per day | bbl   1,500  
Commodity Contract H | Put Option      
Put price 40.00    
Commodity Contract H | Call Option      
Call price 55.35    
Swap Contract      
Barrels per day   5,500 5,500
Swap Price 33.24